How To Fix FT121 - Select only one category

SAP Error Message - Details

• Message type: E = Error

• Message class: FT - FI Table Maintenance Error Messages

• Message number: 121

• Message text: Select only one category

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FT121 - Select only one category ?

  The SAP error message FT121, which states "Select only one category," typically occurs in the context of selecting categories in a transaction or report where the system expects the user to choose only one category but detects multiple selections.
  Cause:
  The error is triggered when a user attempts to select more than one category in a field or selection screen that is designed to accept only a single category. This can happen in various SAP modules, such as Financial Accounting (FI), Controlling (CO), or others where categorization is necessary.
  Solution:
  To resolve the FT121 error, follow these steps:
  
  
  Review Your Selections: Go back to the selection screen where the error occurred and check the category selection field. Ensure that you have selected only one category.
  
  
  Deselect Additional Categories: If you have inadvertently selected multiple categories, deselect the additional ones so that only one remains selected.
  
  
  Check for Default Selections: Sometimes, default selections may cause multiple categories to be selected. Ensure that no default settings are causing this issue.
  
  
  Consult Documentation: If you are unsure about which category to select, refer to the relevant SAP documentation or help files for guidance on the appropriate category for your transaction.
  
  
  User Training: If this error occurs frequently, consider providing training to users on how to properly make selections in the system to avoid confusion.
  
  
  Related Information:
  
  Transaction Codes: The error can occur in various transaction codes depending on the context (e.g., creating reports, entering data).
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message.
  User Roles: Ensure that the user has the appropriate roles and permissions to access the categories they are trying to select.
  System Configuration: In some cases, the configuration of the SAP system may need to be reviewed to ensure that the selection criteria are set up correctly.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.